CA1148978A - Methode de preparation d'ether-phenols non satures - Google Patents

Methode de preparation d'ether-phenols non satures

Info

Publication number: CA1148978A
Authority: CA; Canada
Prior art keywords: zone; process according; dihydric phenol; alkenyl halide; temperature
Prior art date: 1978-11-30
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA000340551A

Other languages

English (en)

Inventor

Daniel Michelet

Michel Rakoutz

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Bayer CropScience SA

Original Assignee

Philagro SA

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1978-11-30

Filing date

1979-11-23

Publication date

1983-06-28

1979-11-23 Application filed by Philagro SA filed Critical Philagro SA

1983-06-28 Application granted granted Critical

1983-06-28 Publication of CA1148978A publication Critical patent/CA1148978A/fr

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 40
238000002360 preparation method Methods 0.000 title claims abstract description 9
150000002989 phenols Chemical class 0.000 title description 10
150000002170 ethers Chemical class 0.000 title description 5
YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 claims abstract description 48
-1 .beta.,.gamma.-unsaturated alkenyl halide Chemical class 0.000 claims abstract description 31
ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims abstract description 15
OHXAOPZTJOUYKM-UHFFFAOYSA-N 3-Chloro-2-methylpropene Chemical compound CC(=C)CCl OHXAOPZTJOUYKM-UHFFFAOYSA-N 0.000 claims abstract description 10
239000007788 liquid Substances 0.000 claims description 25
239000003795 chemical substances by application Substances 0.000 claims description 17
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
RDOXTESZEPMUJZ-UHFFFAOYSA-N anisole Chemical group COC1=CC=CC=C1 RDOXTESZEPMUJZ-UHFFFAOYSA-N 0.000 claims description 12
239000012074 organic phase Substances 0.000 claims description 11
NHGXDBSUJJNIRV-UHFFFAOYSA-M tetrabutylammonium chloride Chemical compound [Cl-].CCCC[N+](CCCC)(CCCC)CCCC NHGXDBSUJJNIRV-UHFFFAOYSA-M 0.000 claims description 11
125000004432 carbon atom Chemical group C* 0.000 claims description 10
239000003960 organic solvent Substances 0.000 claims description 10
239000000203 mixture Substances 0.000 claims description 9
125000001453 quaternary ammonium group Chemical group 0.000 claims description 9
238000006243 chemical reaction Methods 0.000 claims description 8
150000004714 phosphonium salts Chemical class 0.000 claims description 8
UZKWTJUDCOPSNM-UHFFFAOYSA-N methoxybenzene Substances CCCCOC=C UZKWTJUDCOPSNM-UHFFFAOYSA-N 0.000 claims description 6
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 5
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 5
239000008346 aqueous phase Substances 0.000 claims description 4
238000010438 heat treatment Methods 0.000 claims description 4
125000000217 alkyl group Chemical group 0.000 claims description 3
150000001875 compounds Chemical class 0.000 claims description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 3
238000002156 mixing Methods 0.000 claims description 3
WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 2
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 2
150000008044 alkali metal hydroxides Chemical group 0.000 claims description 2
150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 2
238000009835 boiling Methods 0.000 claims description 2
239000000460 chlorine Substances 0.000 claims description 2
229910052801 chlorine Inorganic materials 0.000 claims description 2
150000002576 ketones Chemical class 0.000 claims description 2
239000007791 liquid phase Substances 0.000 claims description 2
150000002825 nitriles Chemical class 0.000 claims description 2
239000012071 phase Substances 0.000 claims description 2
150000003839 salts Chemical class 0.000 claims description 2
HJHUXWBTVVFLQI-UHFFFAOYSA-N tributyl(methyl)azanium Chemical compound CCCC[N+](C)(CCCC)CCCC HJHUXWBTVVFLQI-UHFFFAOYSA-N 0.000 claims description 2
125000002091 cationic group Chemical group 0.000 claims 2
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
SHFJWMWCIHQNCP-UHFFFAOYSA-M hydron;tetrabutylazanium;sulfate Chemical compound OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC SHFJWMWCIHQNCP-UHFFFAOYSA-M 0.000 claims 1
VDZOOKBUILJEDG-UHFFFAOYSA-M tetrabutylammonium hydroxide Substances [OH-].CCCC[N+](CCCC)(CCCC)CCCC VDZOOKBUILJEDG-UHFFFAOYSA-M 0.000 claims 1
GFVKHYGXCQWRON-UHFFFAOYSA-N tributyl(ethyl)azanium Chemical compound CCCC[N+](CC)(CCCC)CCCC GFVKHYGXCQWRON-UHFFFAOYSA-N 0.000 claims 1
239000000543 intermediate Substances 0.000 abstract description 3
235000019568 aromas Nutrition 0.000 abstract description 2
239000002304 perfume Substances 0.000 abstract description 2
239000002917 insecticide Substances 0.000 abstract 1
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 42
239000000243 solution Substances 0.000 description 6
239000000470 constituent Substances 0.000 description 5
AAXBKJXGVXNSHI-UHFFFAOYSA-N 2-(2-methylprop-2-enoxy)phenol Chemical compound CC(=C)COC1=CC=CC=C1O AAXBKJXGVXNSHI-UHFFFAOYSA-N 0.000 description 4
239000003153 chemical reaction reagent Substances 0.000 description 4
150000002500 ions Chemical class 0.000 description 4
239000002904 solvent Substances 0.000 description 4
UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
239000007864 aqueous solution Substances 0.000 description 3
JFDZBHWFFUWGJE-UHFFFAOYSA-N benzonitrile Chemical compound N#CC1=CC=CC=C1 JFDZBHWFFUWGJE-UHFFFAOYSA-N 0.000 description 3
238000001816 cooling Methods 0.000 description 3
238000010908 decantation Methods 0.000 description 3
238000003756 stirring Methods 0.000 description 3
XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 2
UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 2
125000003342 alkenyl group Chemical group 0.000 description 2
150000001450 anions Chemical class 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-M bisulphate group Chemical group S([O-])(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 description 2
MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
MHDVGSVTJDSBDK-UHFFFAOYSA-N dibenzyl ether Chemical compound C=1C=CC=CC=1COCC1=CC=CC=C1 MHDVGSVTJDSBDK-UHFFFAOYSA-N 0.000 description 2
USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 2
150000004820 halides Chemical class 0.000 description 2
150000003254 radicals Chemical class 0.000 description 2
238000004064 recycling Methods 0.000 description 2
GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 description 2
238000007086 side reaction Methods 0.000 description 2
ABDKAPXRBAPSQN-UHFFFAOYSA-N veratrole Chemical compound COC1=CC=CC=C1OC ABDKAPXRBAPSQN-UHFFFAOYSA-N 0.000 description 2
WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
TZYRSLHNPKPEFV-UHFFFAOYSA-N 2-ethyl-1-butanol Chemical compound CCC(CC)CO TZYRSLHNPKPEFV-UHFFFAOYSA-N 0.000 description 1
125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 1
BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical class OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
239000004215 Carbon black (E152) Substances 0.000 description 1
ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 1
KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
238000010934 O-alkylation reaction Methods 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
125000003668 acetyloxy group Chemical group [H]C([H])([H])C(=O)O[*] 0.000 description 1
238000007792 addition Methods 0.000 description 1
150000001298 alcohols Chemical class 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
150000008041 alkali metal carbonates Chemical class 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
238000005804 alkylation reaction Methods 0.000 description 1
150000001449 anionic compounds Chemical class 0.000 description 1
229910052786 argon Inorganic materials 0.000 description 1
239000012300 argon atmosphere Substances 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
150000001649 bromium compounds Chemical class 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
150000001805 chlorine compounds Chemical class 0.000 description 1
150000001907 coumarones Chemical class 0.000 description 1
POLCUAVZOMRGSN-UHFFFAOYSA-N dipropyl ether Chemical compound CCCOCCC POLCUAVZOMRGSN-UHFFFAOYSA-N 0.000 description 1
239000012259 ether extract Substances 0.000 description 1
238000000605 extraction Methods 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
150000004679 hydroxides Chemical class 0.000 description 1
125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
125000002768 hydroxyalkyl group Chemical group 0.000 description 1
239000012442 inert solvent Substances 0.000 description 1
150000002484 inorganic compounds Chemical class 0.000 description 1
229910010272 inorganic material Inorganic materials 0.000 description 1
230000000749 insecticidal effect Effects 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
239000000463 material Substances 0.000 description 1
229910000000 metal hydroxide Inorganic materials 0.000 description 1
150000004692 metal hydroxides Chemical class 0.000 description 1
125000005394 methallyl group Chemical group 0.000 description 1
125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
150000002891 organic anions Chemical class 0.000 description 1
125000005702 oxyalkylene group Chemical group 0.000 description 1
125000004430 oxygen atom Chemical group O* 0.000 description 1
GNKZMNRKLCTJAY-UHFFFAOYSA-N p-methylphenyl methyl ketone Natural products CC(=O)C1=CC=C(C)C=C1 GNKZMNRKLCTJAY-UHFFFAOYSA-N 0.000 description 1
150000002938 p-xylenes Chemical class 0.000 description 1
DLRJIFUOBPOJNS-UHFFFAOYSA-N phenetole Chemical compound CCOC1=CC=CC=C1 DLRJIFUOBPOJNS-UHFFFAOYSA-N 0.000 description 1
125000003884 phenylalkyl group Chemical group 0.000 description 1
XYFCBTPGUUZFHI-UHFFFAOYSA-O phosphonium Chemical class [PH4+] XYFCBTPGUUZFHI-UHFFFAOYSA-O 0.000 description 1
FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
229910021653 sulphate ion Inorganic materials 0.000 description 1
239000001117 sulphuric acid Substances 0.000 description 1
235000011149 sulphuric acid Nutrition 0.000 description 1
238000011282 treatment Methods 0.000 description 1
238000005406 washing Methods 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/16—Preparation of ethers by reaction of esters of mineral or organic acids with hydroxy or O-metal groups

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Measurement Of Radiation (AREA)
Picture Signal Circuits (AREA)
Transforming Electric Information Into Light Information (AREA)

CA000340551A 1978-11-30 1979-11-23 Methode de preparation d'ether-phenols non satures Expired CA1148978A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR7834297A FR2442822A1 (fr)	1978-11-30	1978-11-30	Procede de preparation d'ethers insatures
FR7834297		1978-11-30

Publications (1)

Publication Number	Publication Date
CA1148978A true CA1148978A (fr)	1983-06-28

Family

ID=9215726

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000340551A Expired CA1148978A (fr)	1978-11-30	1979-11-23	Methode de preparation d'ether-phenols non satures

Country Status (20)

Country	Link
US (1)	US4263462A (fr)
EP (1)	EP0013250B1 (fr)
JP (1)	JPS5576833A (fr)
AT (1)	ATE6632T1 (fr)
BG (1)	BG32112A3 (fr)
BR (1)	BR7907798A (fr)
CA (1)	CA1148978A (fr)
DD (1)	DD147536A5 (fr)
DE (1)	DE2966807D1 (fr)
DK (1)	DK171294B1 (fr)
ES (1)	ES8100239A1 (fr)
FR (1)	FR2442822A1 (fr)
GB (1)	GB2035322B (fr)
IE (1)	IE49216B1 (fr)
IL (1)	IL58662A (fr)
PL (1)	PL126599B1 (fr)
PT (1)	PT70524A (fr)
RO (1)	RO79087A (fr)
SU (1)	SU934907A3 (fr)
YU (1)	YU41353B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4465868A (en) *	1981-07-17	1984-08-14	Otsuka Kagaku Yakuhin Kabushiki Kaisha	Process for preparing o-methallyloxyphenol
US4613703A (en) *	1982-04-05	1986-09-23	The Dow Chemical Company	Process for allylating hydroxyaromatic compounds
IT1151718B (it) *	1982-04-19	1986-12-24	Brichima Spa	Procedimento per la preparazione del 2,3-diidro-2,2-dimetilbenzofuran-7-olo
IT1196002B (it) *	1984-01-20	1988-11-10	Brichima Spa	Procedimento per la sintesi di o-isopropossifenolo
KR910003821B1 (ko) *	1987-06-01	1991-06-12	더 다우 케미칼 캄파니	하이드록시방향족 화합물의 프로파르길 에테르를 제조하는 방법
US4982012A (en) *	1987-12-18	1991-01-01	Fmc Corporation	Two phase process for preparing 2-methallyloxyphenol from catechol

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2378698A (en) *	1943-05-01	1945-06-19	Goodrich Co B F	Partial ethers of alkenyl substituted polyhydroxybenzenes
GB1227144A (fr) *	1967-04-05	1971-04-07
US3927118A (en) *	1973-12-21	1975-12-16	Crown Zellerbach Corp	Process for monoetherification of polyhydric benzenes

1978
- 1978-11-30 FR FR7834297A patent/FR2442822A1/fr active Granted
1979
- 1979-11-07 US US06/092,415 patent/US4263462A/en not_active Expired - Lifetime
- 1979-11-07 IL IL58662A patent/IL58662A/xx unknown
- 1979-11-13 ES ES485895A patent/ES8100239A1/es not_active Expired
- 1979-11-23 IE IE2248/79A patent/IE49216B1/en not_active IP Right Cessation
- 1979-11-23 GB GB7940667A patent/GB2035322B/en not_active Expired
- 1979-11-23 CA CA000340551A patent/CA1148978A/fr not_active Expired
- 1979-11-26 YU YU2891/79A patent/YU41353B/xx unknown
- 1979-11-28 EP EP79420063A patent/EP0013250B1/fr not_active Expired
- 1979-11-28 AT AT79420063T patent/ATE6632T1/de not_active IP Right Cessation
- 1979-11-28 DE DE7979420063T patent/DE2966807D1/de not_active Expired
- 1979-11-29 PL PL1979219995A patent/PL126599B1/pl unknown
- 1979-11-29 SU SU792847446A patent/SU934907A3/ru active
- 1979-11-29 RO RO7999393A patent/RO79087A/fr unknown
- 1979-11-29 JP JP15493579A patent/JPS5576833A/ja active Granted
- 1979-11-29 PT PT70524A patent/PT70524A/fr not_active IP Right Cessation
- 1979-11-29 DK DK507279A patent/DK171294B1/da not_active IP Right Cessation
- 1979-11-30 BG BG045757A patent/BG32112A3/xx unknown
- 1979-11-30 DD DD79217283A patent/DD147536A5/de not_active IP Right Cessation
- 1979-11-30 BR BR7907798A patent/BR7907798A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
GB2035322B (en)	1983-03-09
DK171294B1 (da)	1996-08-26
ES485895A0 (es)	1980-05-16
BG32112A3 (en)	1982-05-14
YU289179A (en)	1982-08-31
IE49216B1 (en)	1985-08-21
EP0013250B1 (fr)	1984-03-14
IE792248L (en)	1980-05-30
IL58662A0 (en)	1980-02-29
DK507279A (da)	1980-05-31
DE2966807D1 (en)	1984-04-19
JPS6223730B2 (fr)	1987-05-25
FR2442822B1 (fr)	1981-06-12
BR7907798A (pt)	1980-08-26
ATE6632T1 (de)	1984-03-15
PT70524A (fr)	1979-12-01
FR2442822A1 (fr)	1980-06-27
DD147536A5 (de)	1981-04-08
IL58662A (en)	1983-10-31
GB2035322A (en)	1980-06-18
ES8100239A1 (es)	1980-05-16
PL126599B1 (en)	1983-08-31
US4263462A (en)	1981-04-21
SU934907A3 (ru)	1982-06-07
RO79087A (fr)	1982-10-26
PL219995A1 (fr)	1980-08-25
JPS5576833A (en)	1980-06-10
YU41353B (en)	1987-02-28
EP0013250A1 (fr)	1980-07-09

Legal Events

Date	Code	Title	Description
2000-06-28	MKEX	Expiry

Publication	Publication Date	Title
US4520204A (en)	1985-05-28	Method for preparation of aromatic ether imides and for catalyst recovery therein
CA1148978A (fr)	1983-06-28	Methode de preparation d'ether-phenols non satures
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CA1131255A (fr)	1982-09-07	Procede de monoetherification selective du pyrocatechol
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US4142042A (en)	1979-02-27	Alkenyl ethers from high molecular weight polyols
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JPS6049170B2 (ja)	1985-10-31	β−アルコキシエトキシメチルハライドの製造方法
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US4997991A (en)	1991-03-05	Synthesis of diethynylbenzene
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US4540834A (en)	1985-09-10	Process for the preparation of metachlorophenols
JP2001506236A (ja)	2001-05-15	フッ素化されたアルキルチオシアナートプロセス
PL116821B1 (en)	1981-06-30	Method of manufacture of formals
Wu et al.	1995	Phenolyses of 1-bromoethylbenzene by phase-transfer catalysis in a heterogeneous two-phase system